Senior Software Engineer, Backend

Summary

Join Affirm, a company reinventing credit, and become a key member of our data engineering team. We are looking for experienced engineers to design, build, and maintain our cloud-based data storage and processing infrastructure. You will collaborate with various teams, lead and mentor engineers, and participate in on-call rotations. This role requires extensive experience in backend software development, distributed systems, and database technologies. Affirm offers a competitive compensation and benefits package, including 100% subsidized medical coverage, flexible spending wallets, generous time off, and employee stock purchase plans. The position is remote in Poland.

Requirements

• 5+ years of development experience
• Experience leading design and execution and delivery of backend software projects
• Hands-on coding and debugging experience using modern software delivery methods to develop services using Python , Go, or JVM-based languages (Java, Kotlin, Scala)
• Experience with designing and owning highly available, fault-tolerant backend systems using cloud storage services
• Experience with AWS and/or other cloud providers like Azure , GCP etc
• Strong understanding of CS fundamentals such as Distributed Systems, Database Systems, Operating Systems, algorithms, and data structures
• At least one of: Experience working in Database, SRE, or Infrastructure teams in the past, or have operated a distributed data storage system such as MySQL, Kafka, Cassandra, or others
• At least one of: Experience with Service-Oriented Architectures (SOA)

Responsibilities

• Lead and mentor engineers to define and execute on a roadmap aligned with stakeholder needs
• Design, build, and a highly durable and strongly consistent cloud based storage solutions
• Design, build and own an infrastructure platform that provides critical support for operating database systems at scale
• Design and build structured storage solutions that solve for privacy first storage solutions
• Collaborate with other teams on their database needs and provide continuous guidance on design and architecture
• Participate in an on-call rotation and collaborating with other teams such as SRE to solve production issues

Preferred Qualifications

• Experience with building and operating data privacy related engineering services and infrastructure
• Experience building software for database administration or experience with devops for databases
• Working knowledge of OLAP systems like Snowflake , Redshift , BigQuery and Table formats like Apache Iceberg , HUDI, Delta Lake
• Eager to learn new things and have a growth mindset

Benefits

• 100% subsidized medical coverage, dental and vision for you and your dependents
• Equity rewards offered by Affirm Holdings, Inc. (parent company)
• Flexible Spending Wallets for tech, food and lifestyle
• Away Days - wellness days to take off work and recharge
• Learning & Development programs
• Parental leave
• Employee Resource & Community Groups
• Creative tax benefits, subject to applicable law and company policy
• Health care coverage - Affirm covers all premiums for all levels of coverage for you and your dependents
• Flexible Spending Wallets - generous stipends for spending on Technology, Food, various Lifestyle needs, and family forming expenses
• Time off - competitive vacation and holiday schedules allowing you to take time off to rest and recharge
• ESPP - An employee stock purchase plan enabling you to buy shares of Affirm at a discount
• Remote work in Poland